GHSA-599H-8WPJ-75XJ

Vulnerability from github – Published: 2021-06-23 17:23 – Updated: 2021-05-20 21:24
VLAI?
Summary
Authentication Bypass in tyk-identity-broker
Details

The package github.com/tyktechnologies/tyk-identity-broker before 1.1.1 are vulnerable to Authentication Bypass via the Go XML parser which can cause SAML authentication bypass. This is because the XML parser doesn’t guarantee integrity in the XML round-trip (encoding/decoding XML data).

Severity ?
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/tyktechnologies/tyk-identity-broker"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23365"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-20T21:24:49Z",
    "nvd_published_at": "2021-04-26T10:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "The package github.com/tyktechnologies/tyk-identity-broker before 1.1.1 are vulnerable to Authentication Bypass via the Go XML parser which can cause SAML authentication bypass. This is because the XML parser doesn\u2019t guarantee integrity in the XML round-trip (encoding/decoding XML data).",
  "id": "GHSA-599h-8wpj-75xj",
  "modified": "2021-05-20T21:24:49Z",
  "published": "2021-06-23T17:23:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23365"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TykTechnologies/tyk-identity-broker/pull/147"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TykTechnologies/tyk-identity-broker/commit/243092965b0f93a95a14cb882b5b9a3df61dd5c0"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TykTechnologies/tyk-identity-broker/commit/46f70420e0911e4e8b638575e29d394c227c75d0"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TykTechnologies/tyk-identity-broker/releases/tag/v1.1.1"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTYKTECHNOLOGIESTYKIDENTITYBROKER-1089720"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Authentication Bypass in tyk-identity-broker"
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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